Upstream Tyrrrz/CliFx state of the touched files before 9ef5dcb635

CliFx/Binding/CommandDescriptor.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+
+namespace CliFx.Binding;
+
+/// <summary>
+/// Describes a binding between a CLR type and a command.
+/// </summary>
+public class CommandDescriptor(
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
+        Type type,
+    string? name,
+    string? description,
+    IReadOnlyList<CommandInputDescriptor> inputs
+)
+{
+    /// <summary>
+    /// CLR type of the command.
+    /// </summary>
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
+    public Type Type { get; } = type;
+
+    /// <inheritdoc cref="CommandAttribute.Name" />
+    public string? Name { get; } = name;
+
+    internal bool IsDefault => string.IsNullOrWhiteSpace(Name);
+
+    /// <inheritdoc cref="CommandAttribute.Description" />
+    public string? Description { get; } = description;
+
+    /// <summary>
+    /// Inputs (parameters and options) of the command;
+    /// </summary>
+    public IReadOnlyList<CommandInputDescriptor> Inputs { get; } = inputs;
+
+    internal IReadOnlyList<CommandParameterDescriptor> Parameters { get; } =
+        inputs.OfType<CommandParameterDescriptor>().ToArray();
+
+    internal IReadOnlyList<CommandOptionDescriptor> Options { get; } =
+        inputs.OfType<CommandOptionDescriptor>().ToArray();
+
+    internal bool MatchesName(string? name) =>
+        !string.IsNullOrWhiteSpace(Name)
+            ? string.Equals(name, Name, StringComparison.OrdinalIgnoreCase)
+            : string.IsNullOrWhiteSpace(name);
+
+    /// <inheritdoc />
+    public override string ToString() => !string.IsNullOrWhiteSpace(Name) ? Name : "<default>";
+}
+
+/// <inheritdoc cref="CommandDescriptor" />
+/// <remarks>
+/// Generic version used by source-generated code for static type references and AOT compatibility.
+/// </remarks>
+public class CommandDescriptor<
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
+        TCommand
+>(string? name, string? description, IReadOnlyList<CommandInputDescriptor> inputs)
+    : CommandDescriptor(typeof(TCommand), name, description, inputs)
+    where TCommand : ICommand;